TM 9-2320-283-10d. RELEASE PARKING BRAKE by pushing in on parking brake control.e. TO MOVE TRUCK FORWARD, GRADUALLY DEPRESS ACCELERATOR PEDAL.USE OF TRANSMISSION GEAR RANGE SELECTOR POSITIONS (R)Use this position to back the vehicle.Completely stop the vehicle beforeshifting from a forward gear to reverseor from reverse to forward. Reverseoperation provides the greatest trac-tive advantage. Reverse has only onegear.(N)(1-5)Use this position when you start theengine. If the engine starts in anotherposition the neutral safety switch ismalfunctioning. Use neutral when thevehicle will be left unattended whilethe engine is running-ALWAYSAPPLY THE PARKING BRAKE.This position is used for all normaldriving conditions. The vehicle willstart in 1st gear and as the acceleratoris depressed, the transmission will upshift to 2nd gear, 3rd gear, 4th gear,and 5th gear automatically. As thevehicle slows down, the transmissionwill downshift to the correct gearautomatically.(1-4,1-3,1-2)Occasionally the road, load, or trafficconditions will make it desirable tolimit the automatic shifting to a lowerrange. When conditions return to nor-mal, move the range selector back to(1)(1-5).This is low gear - use this positionwhen pulling through mud and snowor driving on steep grades. Maximumengine braking is accomplished in thisposition.TA 2366742-61